The second option
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D) To fight the spread of communism.
Because of the Domino Theory they thought that if Vietnam fell into Communism, the whole region would follow. So therefore they wanted to support South Vietnam in order to contain Communism in Asia.
Democracy, The United States, under its Constitution, is a federal, represent- ative, democratic republic, an indivisible union of 50 sovereign States.
Answer: After the British left the city in March of 1776, Washington sent in a force of 1,000 smallpox-immune American troops to occupy Boston in order to avoid further spread of the disease.
Explanation: